canola cloud crop distance distant England far farm Great Britain hedge hill landscape natural nature oilseed panorama path plant rape sky South Downs spring Sussex track view yellow ancient architecture cottage english field forest golden historical home house old summer trail trees vintage wheat woodland animal Chilterns countryside dog exercise footpath fun leisure oxfordshire rural walk walker walking woman bank blue chalk green lane peace peaceful route tranquil transport travel verge bush cold contrast destination fence freezing frozen icy journey shadow shrub slope snow sunlight winter autumn border ecology line margin meadow poplar populus quality shade windbreak Cissbury Ring earthworks fields fort Iron Age remnant